How old is someone named Marybeth?
The average Marybeth is 55 years old.
Half of all living Marybeths are between 45 and 66.
When was Marybeth popular?
Parents have been choosing Marybeth less often since its peak in 1961; 20 babies got the name in 2025.
Popular names of 1961 · The most popular names of the 1960s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1900s | 5 | 0 |
| 1910s | 37 | 0 |
| 1920s | 115 | 0 |
| 1930s | 139 | under 100 |
| 1940s | 645 | 390 |
| 1950s | 1,885 | 1,500 |
| 1960s | 3,801 | 3,300 |
| 1970s | 1,234 | 1,200 |
| 1980s | 1,146 | 1,100 |
| 1990s | 599 | 590 |
| 2000s | 372 | 370 |
| 2010s | 179 | 180 |
| 2020s | 103 | 100 |
How many Marybeths are still alive?
About 8,700 Marybeths are alive in the US today. That's 85% of the roughly 10,000 babies named Marybeth since 1909.
Most Marybeths ever born are still alive.
What generation is the name Marybeth?
About two in five living Marybeths are Baby Boomers, born between 1946 and 1964.
Is Marybeth an old name?
Yes. Marybeth is older than 83 in 100 names on AgeByName.
Is Marybeth a boy or girl name?
Almost entirely girls: over 99.9% of living Marybeths are women.
Names the same age as Marybeth
NAME TWIN
Marybeth's name twin is Darryl. Of all 3,713 names on AgeByName, Darryl's age curve is the closest match to Marybeth's: 91% alike.
Other spellings: Maribeth (57)
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Questions about the name Marybeth
How old is the average Marybeth?
The average Marybeth in the US is 55 years old. The median is 60, so half are older and half younger.
How many people are named Marybeth?
About 8,700 Marybeths are alive in the US today, out of roughly 10,000 babies given the name since 1909.
When was the name Marybeth most popular?
In 1961, when about 490 baby girls were named Marybeth.
Is Marybeth a Boomer name?
Partly. Baby Boomers are the largest group, about 43% of living Marybeths, but the name spans several generations.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). Updated each spring. How we calculate this